Flange And Driveshaft Seals, Rear Final Drive Removed: Removing
- The flange shaft/driveshaft seal can be replaced only when the rear final drive is removed.
Observe general repair notes: To perform a problem-free and successful transmission repair, extreme caution and cleanliness, as well as properly functioning tools are an important requirement. Understandably, general safety guidelines apply when performing repairs. Refer to COMPONENT DESCRIPTION .
-- Remove rear final drive. Refer to REAR FINAL DRIVE .
-- Attach the rear final drive to the holding fixture VW 540 using M10 x 40 bolts -arrows-.
-- Measure the friction torque before loosening the pinion nuts.
-- Write down this value.
If, during the repair, the flange/driveshaft must be replaced, then this measured value must be adjusted again. Refer to FLANGE/DRIVESHAFT AND SEAL WITH REAR FINAL DRIVE REMOVED .
-- Mark the location of the pinion nut on the pinion -arrow-.
Determining Dimensions a and b
- Distance between the flange and the pinon = dimension -a-
- Distance between the flange and the pinon nut = dimension -b-
-- Write down the dimensions.
-- Attach the 3028 to the flange/driveshaft with the bolts -A-.
-- Attach the T10235 in the threaded hole under the flange/driveshaft.
-- Loosen the pinion nut. The 3028 will be supported by the T10235 -arrow-.
-- Count the number of turns when removing the pinion nut and write this number down.
-A- three M8 x 25 bolts
-B- 32 mm socket
-C- bar
-- Mark the location of the flange/driveshaft -arrow A- to the pinion -arrow B-.
-- Place the drip tray underneath.
-- Install the VW 391 with two M8 x 25 bolts -arrows-.
-- Remove the flange/driveshaft.
-- Remove the shaft seal.
-- Clean the thread on the pinion.